BCM400y500x1K8A31
Electrical Specifications
Specifications apply over all line and load conditions, unless otherwise noted; Boldface specifications apply over the temperature range of -40°C ≤ TINTERNAL
≤ 125°C (T-Grade); All other specifications are at TINTERNAL = 25ºC unless otherwise noted.
Attribute
Symbol
Conditions / Notes
Powertrain
Min
Typ
Max
Unit
Input voltage range, continuous
Input voltage range, transient
VIN_DC
260
260
410
410
V
V
Full current or power supported, 50 ms max,
10% duty cycle max
VIN_TRANS
VIN voltage where µC is initialized,
(ie VAUX = Low, powertrain inactive)
Disabled, EN Low, VIN = 400 V
TINTERNAL ≤ 100ºC
VIN µController Active
Quiescent current
VµC_ACTIVE
120
V
2
IQ
mA
4
VIN = 400 V, TINTERNAL = 25ºC
VIN = 400 V
10
14
21
15
22
6
No load power dissipation
Inrush current peak
PNL
W
VIN = 260 V to 410 V, TINTERNAL = 25ºC
VIN = 260 V to 410 V
VIN = 410 V, COUT = 100 µF,
RLOAD = 25% of full load current
6
IINR_P
A
TINTERNAL ≤ 100ºC
12
DC input current
IIN_DC
K
At POUT= 1750 W, TINTERNAL ≤ 100ºC
K = VOUT/VIN, at no load
4.5
A
V/V
W
W
A
Transformation ratio
1/8
Output power (continuous)
Output power (pulsed)
Output current (continuous)
Output current (pulsed)
POUT_DC
POUT_PULSE
IOUT_DC
IOUT_PULSE
1750
2000
35
10 ms pulse, 25% Duty cycle, PTOTAL = % rated POUT_DC
10 ms pulse, 25% Duty cycle, ITOTAL = % rated IOUT_DC
VIN = 400 V, IOUT = 35 A
40
A
96.9
95.7
97.5
96.3
92
97.4
Efficiency (ambient)
hAMB
VIN = 260 V to 410 V, IOUT = 35 A
%
VIN = 400 V, IOUT = 17.50 A
98
Efficiency (hot)
hHOT
h20%
VIN = 400 V, IOUT = 35 A, TINTERNAL = 100°C
7 A < IOUT < 35 A, TINTERNAL ≤ 100ºC
VIN = 400 V, IOUT = 35 A, TINTERNAL = -40°C
VIN = 400 V, IOUT = 35 A
96.8
%
%
Efficiency (over load range)
ROUT_COLD
ROUT_AMB
ROUT_HOT
FSW
12
16
22.6
31
20
33
Output resistance
16
mΩ
MHz
mV
VIN = 400 V, IOUT = 35 A, TINTERNAL = 100°C
Frequency of the Output Voltage Ripple = 2x FSW
COUT = 0 F, IOUT = 35 A, VIN = 400 V,
24
39
Switching frequency
Output voltage ripple
1.05
1.10
1.14
250
VOUT_PP
20 MHz BW
TINTERNAL ≤ 100ºC
350
Frequency 2.5 MHz (double switching frequency),
Input inductance (parasitic)
Output inductance (parasitic)
LIN_PAR
6.7
1.3
nH
nH
Simulated lead model
Frequency 2.5 MHz (double switching frequency),
LOUT_PAR
Simulated lead model
Reduces the need for input decoupling
inductance in BCM arrays
Input Series inductance (internal)
LIN_INT
0.56
0.37
µH
µF
Effective Input capacitance (internal)
CIN_INT
Effective value at 400 VIN
BCM® Bus Converter
Page 5 of 23
Rev 1.3
vicorpower.com
800 927.9474
05/2015